Synonyms for pacemaker

Noun

1. pacesetter, pacemaker, exemplar, example, model, good example

usage: a leading instance in its field; "the new policy will be a pacesetter in community relations"

2. pacemaker, cardiac pacemaker, sinoatrial node, SA node, cardiac muscle, heart muscle

usage: a specialized bit of heart tissue that controls the heartbeat

3. pacemaker, artificial pacemaker, electronic device

usage: an implanted electronic device that takes over the function of the natural cardiac pacemaker

4. pacer, pacemaker, pacesetter, racehorse, race horse, bangtail

usage: a horse used to set the pace in racing